Objective to investigate primarily the deletions of myocardial mitochondrion DNA in patients with valvular heart disease and congenital heart disease and its implication.

目的初步观察心脏瓣膜疾病与先心病患者心肌线粒体DNA缺失及其意义。

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The research on mitochondrion and mitochondrial DNA in tumor cells has developed from morphological changes to molecular alterations.

肿瘤细胞线粒体及线粒体DNA的研究已从形态学改变进展至分子水平的变化。

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A mitochondrion is a kind of power plant in the cell, and it is very suitable for use in comparable DNA-studies of both mammals and humans.

线粒体是细胞里的一种发电机，对于哺乳动物和人类的DNA比较研究都非常合适。

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By looking for overlaps between these fragments and fitting the resulting contiguous sequences to reference sequences from humans and Neanderthals the team were able to come up with a DNA sequence for most of the mitochondrion, and it was nothing like one that would have been expected from either a modern human or a Neanderthal.

ECONOMIST: A new species of human